I keep my paint on a high shelf above my desk, and crayons, markers, pencils, glue, and scissors in plastic shoebox containers, because we use those the most. But the little, seldom used things I keep in this:
http://smile.amazon.com/gp/product/B...=sr_1_9&sr=8-9
It makes it easy to see and grab the things I use less frequently. Before I would just buy new things each month as I was planning projects, because I never knew what I had and didn't feel like digging through big bins of supplies. Now I glance behind the door and know what I have, and where it is.